JP4448702B2 - 回路付サスペンション基板の製造方法 - Google Patents
回路付サスペンション基板の製造方法 Download PDFInfo
- Publication number
- JP4448702B2 JP4448702B2 JP2004023014A JP2004023014A JP4448702B2 JP 4448702 B2 JP4448702 B2 JP 4448702B2 JP 2004023014 A JP2004023014 A JP 2004023014A JP 2004023014 A JP2004023014 A JP 2004023014A JP 4448702 B2 JP4448702 B2 JP 4448702B2
- Authority
- JP
- Japan
- Prior art keywords
- suspension board
- suspension
- film
- forming
- plating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000725 suspension Substances 0.000 title claims description 164
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 238000000034 method Methods 0.000 title description 37
- 239000010408 film Substances 0.000 claims description 78
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 62
- 239000000758 substrate Substances 0.000 claims description 56
- 238000007747 plating Methods 0.000 claims description 44
- 229910052751 metal Inorganic materials 0.000 claims description 32
- 239000002184 metal Substances 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 31
- 229910052763 palladium Inorganic materials 0.000 claims description 31
- 239000010409 thin film Substances 0.000 claims description 30
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical group [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 29
- 229910052726 zirconium Inorganic materials 0.000 claims description 29
- 238000005530 etching Methods 0.000 claims description 22
- 238000007772 electroless plating Methods 0.000 claims description 21
- 238000004544 sputter deposition Methods 0.000 claims description 21
- 239000003054 catalyst Substances 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000002585 base Substances 0.000 description 31
- 239000004020 conductor Substances 0.000 description 31
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 20
- 239000000243 solution Substances 0.000 description 20
- 229920001721 polyimide Polymers 0.000 description 19
- 239000009719 polyimide resin Substances 0.000 description 19
- 238000003486 chemical etching Methods 0.000 description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 11
- 229910052802 copper Inorganic materials 0.000 description 11
- 239000010949 copper Substances 0.000 description 11
- 239000011347 resin Substances 0.000 description 11
- 229920005989 resin Polymers 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 10
- 229910052759 nickel Inorganic materials 0.000 description 10
- 238000000576 coating method Methods 0.000 description 8
- 239000002243 precursor Substances 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 229920005575 poly(amic acid) Polymers 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000012212 insulator Substances 0.000 description 5
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 238000007654 immersion Methods 0.000 description 4
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- HIJDQYZZPATXAO-UHFFFAOYSA-N palladium hydrochloride Chemical compound Cl.[Pd] HIJDQYZZPATXAO-UHFFFAOYSA-N 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005211 surface analysis Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000001039 wet etching Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229960003280 cupric chloride Drugs 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/44—Manufacturing insulated metal core circuits or other insulated electrically conductive core circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/484—Integrated arm assemblies, e.g. formed by material deposition or by etching from single piece of metal or by lamination of materials forming a single arm/suspension/head unit
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/486—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives with provision for mounting or arranging electrical conducting means or circuits on or along the arm assembly
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/056—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an organic insulating layer
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/0969—Apertured conductors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/03—Metal processing
- H05K2203/0323—Working metal substrate or core, e.g. by etching, deforming
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
- H05K3/388—Improvement of the adhesion between the insulating substrate and the metal by the use of a metallic or inorganic thin film adhesion layer
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- ing And Chemical Polishing (AREA)
- Insulated Metal Substrates For Printed Circuits (AREA)
- Manufacturing Of Printed Wiring (AREA)
- Chemically Coating (AREA)
Description
下記の各工程を、ロールツーロール法を用いて実施することにより、回路付サスペンション基板を得た。
スパッタリングを、ジルコニウムから形成されている電極を用いて、電力0.1kW、処理時間5秒で処理し、また、無電解ニッケルめっきを、パラジウム濃度10ppm、塩酸濃度150g/Lの塩酸パラジウム系溶液を無電解めっき液として、液温25℃、浸漬時間20秒で処理した以外は、実施例1と同様の操作により、回路付サスペンション基板を得た。
実施例1および比較例1の回路付サスペンション基板において、最終工程で形成した基準孔の寸法精度を、実施例および比較例の各基準孔の平均孔径、最高孔径、最低孔径、標準偏差を求めることにより評価した。その結果を表1に示す。
2 サスペンション基板
12 種膜
14 金属皮膜
Claims (1)
- サスペンション基板を用意する工程と、
前記サスペンション基板の上に、ベース絶縁層を形成する工程と、
前記サスペンション基板および前記ベース絶縁層の全面に、スパッタリング法により導体薄膜からなる種膜を形成するスパッタリング工程と、
前記種膜の上に、所定のパターンでめっきレジストを形成し、前記種膜における前記めっきレジストが形成されていない表面に、めっきにより配線回路パターンを形成する工程と、
前記めっきレジスト、および、前記めっきレジストが積層されていた部分の種膜を除去する工程と、
前記配線回路パターンの表面、および、前記サスペンション基板の表面に、無電解めっきによって金属薄膜を形成する無電解めっき工程と、
前記サスペンション基板の表面に形成された金属薄膜を除去する工程と、
前記サスペンション基板を形成する材料よりもエッチングされにくい材料を、前記サスペンション基板の表面に付着させた状態で、前記サスペンション基板をエッチングするエッチング工程と
を含み、
サスペンション基板を形成する前記材料が、ステンレスであり、
サスペンション基板を形成する材料よりもエッチングされにくい前記材料が、ジルコニウムまたはパラジウムであり、
前記材料がジルコニウムである場合には、
前記スパッタリング工程において、ジルコニウムから形成されている電極を用いて、導体薄膜をスパッタリングすることにより、前記エッチング工程の直前において、前記サスペンション基板の表面に、ジルコニウムを付着させ、
前記材料がパラジウムである場合には、
前記無電解めっき工程において、パラジウムを含む触媒を用いて、金属薄膜を無電解めっきすることにより、前記エッチング工程の直前において、前記サスペンション基板の表面に、パラジウムを付着させることを特徴とする、回路付サスペンション基板の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004023014A JP4448702B2 (ja) | 2004-01-30 | 2004-01-30 | 回路付サスペンション基板の製造方法 |
CN200510007051.8A CN1649473A (zh) | 2004-01-30 | 2005-01-28 | 带电路悬挂基板的制造方法 |
US11/044,077 US20050167281A1 (en) | 2004-01-30 | 2005-01-28 | Production method of suspension board with circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004023014A JP4448702B2 (ja) | 2004-01-30 | 2004-01-30 | 回路付サスペンション基板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005217250A JP2005217250A (ja) | 2005-08-11 |
JP4448702B2 true JP4448702B2 (ja) | 2010-04-14 |
Family
ID=34805693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004023014A Expired - Fee Related JP4448702B2 (ja) | 2004-01-30 | 2004-01-30 | 回路付サスペンション基板の製造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20050167281A1 (ja) |
JP (1) | JP4448702B2 (ja) |
CN (1) | CN1649473A (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4640815B2 (ja) * | 2005-10-11 | 2011-03-02 | 日東電工株式会社 | 配線回路基板集合体シートおよびその製造方法 |
JP2009016610A (ja) * | 2007-07-05 | 2009-01-22 | Nitto Denko Corp | 配線回路基板およびその製造方法 |
US8647517B2 (en) * | 2007-07-09 | 2014-02-11 | Nitto Denko Corporation | Producing method of suspension board with circuit |
JP4939476B2 (ja) * | 2007-07-09 | 2012-05-23 | 日東電工株式会社 | 回路付サスペンション基板の製造方法 |
US8303792B1 (en) * | 2007-08-29 | 2012-11-06 | Magnecomp Corporation | High strength electrodeposited suspension conductors |
JP2011049316A (ja) | 2009-08-26 | 2011-03-10 | Nitto Denko Corp | 配線回路基板およびその製造方法 |
EP3047709B1 (en) * | 2013-09-17 | 2020-07-15 | California Institute of Technology | Micro-fabricated group electroplating technique |
CN114727497A (zh) * | 2022-04-26 | 2022-07-08 | 马鞍山海尊电子科技有限公司 | 一种电路板的印刷工艺 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3012920A (en) * | 1959-01-05 | 1961-12-12 | Bell Telephone Labor Inc | Process of selective etching with resist preparation |
US3235392A (en) * | 1960-10-11 | 1966-02-15 | Automatic Telephone & Elect | Electroless deposition of palladium |
JPS5685894A (en) * | 1979-12-17 | 1981-07-13 | Tokyo Shibaura Electric Co | Method of forming printed circuit |
US4478703A (en) * | 1983-03-31 | 1984-10-23 | Kawasaki Jukogyo Kabushiki Kaisha | Sputtering system |
US4751349A (en) * | 1986-10-16 | 1988-06-14 | International Business Machines Corporation | Zirconium as an adhesion material in a multi-layer metallic structure |
DE69015878T2 (de) * | 1989-04-17 | 1995-07-13 | Ibm | Mehrschichtleiterplattenstruktur. |
JPH0383398A (ja) * | 1989-08-26 | 1991-04-09 | Shinko Electric Ind Co Ltd | 配線基板及びその製造方法 |
US5858518A (en) * | 1996-02-13 | 1999-01-12 | Nitto Denko Corporation | Circuit substrate, circuit-formed suspension substrate, and production method thereof |
CN1106788C (zh) * | 1996-02-13 | 2003-04-23 | 日东电工株式会社 | 电路基片 |
US20030034324A1 (en) * | 2001-08-08 | 2003-02-20 | Tdk Corporation | Method of manufacturing magnetoresistive device, thin film magnetic head and head assembly |
-
2004
- 2004-01-30 JP JP2004023014A patent/JP4448702B2/ja not_active Expired - Fee Related
-
2005
- 2005-01-28 CN CN200510007051.8A patent/CN1649473A/zh active Pending
- 2005-01-28 US US11/044,077 patent/US20050167281A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JP2005217250A (ja) | 2005-08-11 |
US20050167281A1 (en) | 2005-08-04 |
CN1649473A (zh) | 2005-08-03 |
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